1) A server that can perform no other task beside network service is called?
Correct Answer: Dedicated server
2) What is the code of Linux OS?
Correct Answer: Kernel
Explanation:

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3) What does dmesg command show?
Correct Answer: Kernal log message
4) What command is used to count the total number of lines, words and characters contained in a file?
Correct Answer: WC
5) How user can change the default log in shell?
Correct Answer: Using chsh